muzzy
adjective UK uk/ˈmʌz.i/ us/ˈmʌz.i/
（因劳累、疾病、喝酒或服药）头脑糊涂的;（状况、计划、语言等）模糊的
(of a person) confused and unable to think clearly because of tiredness, illness, alcohol, or drugs, or (of a situation, plans, etc.) not clear or well explained
Feeling muzzy from the blow on his head, he got up very slowly. 头部挨了一击后感觉昏沉沉的，他动作非常迟缓地站起身来。
Until a week ago, the group's objectives were slightly muzzy. 直到一个星期前，该团体的目标仍不太明确。